Hyperliquid just launched the first on-chain prediction market on mainnet (HIP-4 is LIVE)

Hyperliquid launched HIP-4 Outcome Markets on mainnet, introducing on-chain binary prediction contracts with zero opening fees, unified margin, and USDH collateral. This innovation integrates prediction markets directly into existing trading accounts, differentiating it from Polymarket and Kalshi, and leverages HYPE token mechanics for buybacks and flywheel growth.